Finding the Fourth Proportional to 7,711,597.58, 11,498,452.56 and 7,499,726.98
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Solution
The fourth proportional to 7,711,597.58, 11,498,452.56 and 7,499,726.98 is: 11,182,540.84
Step by Step Solution
- Step 1: Write the proportion equation
7,711,597.58 : 11,498,452.56 = 7,499,726.98 : x - Step 2: Convert to fraction form
7,711,597.58/11,498,452.56 = 7,499,726.98/x - Step 3: Cross multiply
7,711,597.58x = 11,498,452.56 × 7,499,726.98 - Step 4: Simplify right side
7,711,597.58x = 86,235,254,892,482.08 - Step 5: Solve for x
x = 86,235,254,892,482.08/7,711,597.58 - Step 6: Final answer
x = 11,182,540.84
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.